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<head>
	<meta http-equiv="Content-Type" content="text/html;charset=UTF-8">
	<title>调用函数的定义和</title>
	<script>
	function show(){   //定义
		alert("雷春梅");
}
	show();           //调用

	</script>	
</head>
<body>
	
</body>
</html>